Rathnasiri, U.A.H.A.; Rajapakse, R.M.D.A.P.; Perera, H.A.P.L.; Aruppala, W.D.N.; Kaushalya, M.D.P.; Thilakarathna, W.D.N.; de Silva, N.M.T.; Kumara, N.(Staff Development Unit, Faculty of Commerce & Management Studies, University of Kelaniya, 2015)
Siriwardana, D.A.; Rathnasiri, U.A.H.A.(Department of Accountancy, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka, 2016)
Rasadeepani, U.G.G.; Rathnasiri, U.A.H.A.(Department of Accountancy, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka, 2016)